1990 Tuff Stuff Performance Charging Systems

Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 140 Amps, Chrome, Serpentine Pulley, Each

Part Number: TFF-7127NK6G12

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 30, 2026 if ordered today

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Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 100 Amps, Chrome, V-Belt Pulley, Each

Part Number: TFF-7127ND12

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Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 140 Amps, Polished, Serpentine, Each

Part Number: TFF-7127NKP6G12

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Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 140 Amps, Natural, V-Belt, Each

Part Number: TFF-7127K12

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 30, 2026 if ordered today

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Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 100 Amps, Chrome, V-Belt Pulley, Each

Part Number: TFF-7139ABULL9

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Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 140 Amps, Polished, V-Belt Pulley, Each

Part Number: TFF-7140BBULL9

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 30, 2026 if ordered today

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Alternators, Silver Bullet Stealth Black, GM 10SI/10DN/12SI, 12 V, 140 amps, Serpentine Pulley, AMC, Buick, Chevy, GMC, Jeep, Olds, Pontiac, Each

Part Number: TFF-7140FBUL6G12

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Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 100 Amps, Polished, V-Belt Pulley, Each

Part Number: TFF-7139BBULL12

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 30, 2026 if ordered today

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Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 140 Amps, Chrome, V-Belt Pulley, Each

Part Number: TFF-7140ABULL9

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Alternators, Silver Bullet, GM 10SI/10DN/12SI, 12 V, 140 amps, Polished, Serpentine Pulley, AMC, Buick, Chevy, GMC, Jeep, Oldsmobile, Pontiac, Each

Part Number: TFF-7140BBUL6G12

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 140 Amps, Polished, V-Belt Pulley, Each

Part Number: TFF-7140BBULL12

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 30, 2026 if ordered today

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Alternator, Internal Regulator, 140 Amp, V-Belt, Black Chrome, Ford, Lincoln, Mercury, Each

Part Number: TFF-7069ABULL7

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